avfilter/af_arls: add double sample format support

1 files changed, 14 insertions, 0 deletions

diff --git a/doc/filters.texi b/doc/filters.texi
index 83c48fe367..566bb94f97 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -3041,6 +3041,20 @@ Pass error signal estimated samples.
 
 Default value is @var{o}.
 @end table
+
+@item precision
+Set which precision to use when processing samples.
+
+@table @option
+@item auto
+Auto pick internal sample format depending on other filters.
+
+@item float
+Always use single-floating point precision sample format.
+
+@item double
+Always use double-floating point precision sample format.
+@end table
 @end table
 
 @section arnndn